YouTube signed a new long-term agreement with the top two music labels, promising stronger policing of user uploads of copyrighted songs and paving the way for a new paid service after two years of tumultuous negotiations.

You have to marvel at what Spotify has been able to do. Backed by music industry investment and tech sector investment, it’s built an independent media delivery platform that successfully competes with giants.

Musical.ly, which makes a short-form video app popular among teens, announced that it is investing up to $50 million in a fund to support its users – or “Musers,” as it calls them. Over the next two years, according to the company, the Musical.

While free or low cost music streaming sources like Spotify decrease the use of paid music platforms, such as iTunes, a new study in the INFORMS journal Marketing Science, shows they significantly increase exposure for and …